The NB-100 is rated at 100 amps and fused at 120 amps.
This new high tech controller keeps your radiator cool and and your fan quiet.
It has the standard Fail Safe to turn your fan(s) at full RPM with a small switch on the dash.
It has A/C fan RPM control with a small pot on the side of the controller.
The PC boards are clear coated with a clear lacquer to guard agains water damage.
The case of the NB-100 will not hold waterf.